UGURAL, A. C. (1976). Stresses in Plates and Shells. MacMillan Publishing Company.
Lua i Stíl Chicago (17ú heag.)UGURAL, Ansel C. Stresses in Plates and Shells. MacMillan Publishing Company, 1976.
Lua MLA (8ú heag.)UGURAL, Ansel C. Stresses in Plates and Shells. MacMillan Publishing Company, 1976.
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